xworm | 0348c2b20e7138d2b2f269b2e7fd68ff[.]exe

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General

Target
0348c2b20e7138d2b2f269b2e7fd68ff.exe
Size 391KB
Sample250907-t34jdasms3
SHA256 8f02c0fd6dad12e2beebf1b67896e5d2ba6079628ebe4de17c746f8eb7971223
MD5 0348c2b20e7138d2b2f269b2e7fd68ff
SHA1 f60d50e8ee75840dd5491c258eed3fbbb27c9d5a
SHA512 92c640dfbad52e343d8449d295bb09b94eb3f14edf53583909cd2be9b51a6a6ee73178d92d22c4027288e9d28c0553885f0f9edfa3c741d04a16108b2f8f616f
SSDEEP 6144:j+GYnA0zeWsDi5eJHQ8kV3f+RysMFZzN/E/msHOtbMrtEBsNrwWpsi:jYyDi5eJQ7uysMFZzN/E/msumBt17psi
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xworm

Malware Config

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
sample	family_xworm

Xworm family
xworm

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
0348c2b20e7138d2b2f269b2e7fd68ff.exe

File Explorer

0348c2b20e7138d2b2f269b2e7fd68ff.exe

.exe 391KB

0348c2b20e7138d2b2f269b2e7fd68ff.exe

IMPHASH 75d930149d98b9b34c55459c6a79b293
SHA256 8f02c0fd6dad12e2beebf1b67896e5d2ba6079628ebe4de17c746f8eb7971223
MD5 0348c2b20e7138d2b2f269b2e7fd68ff
SHA1 f60d50e8ee75840dd5491c258eed3fbbb27c9d5a
SHA512 92c640dfbad52e343d8449d295bb09b94eb3f14edf53583909cd2be9b51a6a6ee73178d92d22c4027288e9d28c0553885f0f9edfa3c741d04a16108b2f8f616f
SSDEEP 6144:j+GYnA0zeWsDi5eJHQ8kV3f+RysMFZzN/E/msHOtbMrtEBsNrwWpsi:jYyDi5eJQ7uysMFZzN/E/msumBt17psi
MD5 SHA1 SHA512 SSDEEP

windows:6 windows x64 arch:x64

Detect Xworm Payload
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

108836

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

kernel32

AcquireSRWLockExclusive AreFileApisANSI BeginUpdateResourceA CloseHandle CopyFileA CreateDirectoryW CreateFileA CreateFileW CreateProcessW CreateThread DecodePointer DeleteCriticalSection DeleteFileW EncodePointer EndUpdateResourceA EnterCriticalSection EnumSystemLocalesW ExitProcess ExitThread FindClose FindFirstFileExW FindFirstFileW FindNextFileW FlsAlloc FlsFree FlsGetValue FlsSetValue FlushFileBuffers FormatMessageA FreeEnvironmentStringsW FreeLibrary FreeLibraryAndExitThread GetACP GetCPInfo GetCommandLineA GetCommandLineW GetConsoleMode GetConsoleOutputCP GetCurrentProcess GetCurrentProcessId GetCurrentThreadId GetDriveTypeA GetEnvironmentStringsW GetExitCodeThread GetFileAttributesA GetFileAttributesExW GetFileAttributesW GetFileInformationByHandleEx GetFileSizeEx GetFileType GetLastError GetLocaleInfoEx GetLocaleInfoW GetModuleFileNameA GetModuleFileNameW GetModuleHandleExW GetModuleHandleW GetOEMCP GetProcAddress GetProcessHeap GetStartupInfoW GetStdHandle GetStringTypeW GetSystemTimeAsFileTime GetTempPathW GetUserDefaultLCID HeapAlloc HeapFree HeapReAlloc HeapSize InitializeCriticalSectionAndSpinCount InitializeCriticalSectionEx InitializeSListHead IsDebuggerPresent IsProcessorFeaturePresent IsValidCodePage IsValidLocale LCMapStringEx LCMapStringW LeaveCriticalSection LoadLibraryExW LocalFree MultiByteToWideChar QueryPerformanceCounter RaiseException ReadConsoleW ReadFile ReleaseSRWLockExclusive RtlCaptureContext RtlLookupFunctionEntry RtlPcToFileHeader RtlUnwind RtlUnwindEx RtlVirtualUnwind SetEndOfFile SetFileAttributesW SetFilePointer SetFilePointerEx SetLastError SetStdHandle SetUnhandledExceptionFilter TerminateProcess TlsAlloc TlsFree TlsGetValue TlsSetValue TryAcquireSRWLockExclusive UnhandledExceptionFilter UpdateResourceW VirtualProtect WaitForSingleObjectEx WakeAllConditionVariable WideCharToMultiByte WriteConsoleW WriteFile

advapi32

RegCloseKey RegCreateKeyExA RegSetValueExA

shell32

CommandLineToArgvW ExtractIconExA SHGetFolderPathA SHGetFolderPathW

user32

DestroyIcon GetIconInfo

gdi32

DeleteObject GetBitmapBits GetObjectW

Name

.text

Size

213KB

Virtual Size

212KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

139KB

Virtual Size

138KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

5KB

Virtual Size

11KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

12KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.fptable

Size

512B

Virtual Size

256B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.retplne

Size

512B

Virtual Size

200B

Characteristics

Name

_RDATA

Size

512B

Virtual Size

500B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

512B

Virtual Size

412B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

2KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

0348c2b20e7138d2b2f269b2e7fd68ff.exe

kernel32

advapi32

shell32

user32

gdi32

generic